fan-tan. 1. : a Chinese gambling game in which the banker divides a pile of objects (such as beans) into fours and players bet on what number will be left at the end of the count. 2. : a card game in which players must build in sequence upon sevens and attempt to be the first one out of cards.

Also fan tan . Also called parliament, sevens. Cards. a game in which the players play their sevens and other cards forming sequences in the same suits as their sevens, the winner being the player who first runs out of cards.